China is a great country ____ a long history.
—Will there be any paper money 100 years?—No, .
—Could I keep this book for another week?—Of course you .
I find difficult for Tom to reach that picture.He is a little short.
—Can you your little brother ?I’m busy now.—All right,mun.I’ll do it right now.
I don’t know . Can you help me?